Reitz, Richard, MD
Medical Director and Chair, Endocrinology
Quest Diagnostics Nichols Institute
San Juan Capistrano, CA
Expert Insight:
Thyroid Cancer — The Role Of Molecular Testing
Publication:
Correlation of Insulin-Like Growth Factor-I and -II Concentrations at Birth Measured by Mass Spectrometry and Growth from Birth to Two Months.
Publication:
Discordance between mass spectrometry and immunometric IGF-1 assay in pituitary disease: a prospective study.
Publication:
Total and free cortisol levels during 1 μg, 25 μg, and 250 μg cosyntropin stimulation tests compared to insulin tolerance test: results of a randomized, prospective, pilot study.
Publication:
Mutational Analysis in Pediatric Thyroid Cancer and Correlations with Age, Ethnicity, and Clinical Presentation.
Publication:
Temporal relationship between vitamin D status and parathyroid hormone in the United States.
Publication:
Injectable dexamethasone sodium phosphate administered orally? A pharmacokinetic analysis of a common emergency department practice.
Publication:
The Measurement of 3-Epimer 25-Hydroxyvitamin D by Mass Spectrometry in Clinical Specimens Detects Inconsequential Levels in Adult Subjects